Way back in 2016, I had the pleasure of speaking with Sean Murphy about mineralized soils. I had known Sean since the early APC days and knew he was an expert in the subject.
If you don't know what mineralized soil is, "Mineralized soil has many benefits for your planted aquarium. It’s a way to provide aquarium plants with a nutrient-rich substrate while minimizing organics that could lead to algae outbreaks."
Here's what it looks like:
What do you guys think? Perhaps this is a way to provide some nutrient benefits to inert soils while avoiding some of the start up problems associated with soil substrates?
Sean made a nice summary of the process: